Rissos Dolphin (Grampus griseus): We have a resident population of about 80 individuals in our waters, which we are always studying. The young are grey and the adults are turning white with characteristic marks that develop over the years. Their favourite food is octopus and squid, and they can grow to about 3.83 metres long

Killer Whale (Orcinus orca): They usually appear when the bluefin tuna arrives, as it is their favourite food, and they always travel in groups of about 10 individuals. They usually measure about 9 metres and weigh about 5,000 kilos.Pygmy killer whale (Feresa attenuata): The few times we have seen them have been in groups of